From DDO wiki
|Item Type||Jewelry / Ring|
|Race Absolutely Required||None|
|Location||Sealed in Amber, Find the vestige of Zhudun for Kasimir chest|
|Description||"Ward yourself from the unknown, steel yourself from the below." - The Ring's Inscription|
You must complete Kasimir's optional to find the vestige of Zudun and then give his sister the final password in order to get a chest that drops named loot.